Draeger MicroTube Hydrogen Sulfide 0.1-50 ppm Thickness_11 Mil OSHA Danger Safety Sign -

OSHA Danger Safety Sign - "480 Volts"

Contains Latex

99 percent of most common germs that may cause illness

Detects combustible gases in LEL and/or volume percentage range

So they did

Draeger MicroTube Hydrogen Sulfide 0.1-50 ppm Thickness_11 Mil OSHA Danger Safety Sign -With each set of MicroTubes, you can perform 10 individual tests. The substance specific reactive layers and multiple pre layers in the capillaries of the Draeger MicroTubes allow for selective gas testing. The various layers serve as a filter, for example. During testing, they filter out other substances that occur in the workplace so that only the target substance is indicated in the test result. This significantly reduces cross sensitivities and